Soyuz 7K-MF6
| Soyuz 7K-MF6 and crew on a Soviet stamp | |
| Manufacturer | Experimental Design Bureau (OKB-1) | 
|---|---|
| Country of origin | Soviet Union | 
| Operator | Soviet space program | 
| Applications | Crewed spacecraft as Earth Observatory Station | 
| Specifications | |
| Launch mass | 6,510 kilograms (14,350 lb) | 
| Dimensions | 
 | 
| Power | Solar arrays output 1.3 kW from 10 square metres (110 sq ft) on 4-segments | 
| Equipment | MF6 multispectral camera | 
| Regime | Low Earth orbit | 
| Design life | Up to 35 days, used for 8 days | 
| Production | |
| Status | Out of service | 
| Built | 1 | 
| Launched | 1 | 
| Related spacecraft | |
| Derived from | Soyuz 7K-TM Soyuz 7K-T | 
| Vimpel Diamond for entrainment patch | |
Soyuz 7K-MF6 is a version of the Soyuz spacecraft and was the second Soviet spacecraft designed for space station flight, a dedicated science mission. Its only crewed flight was conducted in 1976 with Soyuz 22 of the Soyuz programme.